a) Write down the first three terms in the expansion of (3 + x) 7 in ascending
Question:
a) Write down the first three terms in the expansion of (3 + x)7 in ascending powers of x.
b) Use this result to write down the first three terms in the expansion
of [(3 + (y + y²)]7 in ascending powers of y.
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a Using the binomial theorem the expansion of 3 x7 can be written as 3 x7 1...View the full answer
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Related Book For
Complete Pure Mathematics 1 For Cambridge International AS & A Level
ISBN: 9780198427438
2nd Edition
Authors: Jean Linsky, Brian Western, James Nicholson
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